body {
    min-height: 100vh;
    transition: all 0.3s ease;
}

/* ����ȫ�ֱ��� */
:root {
    --body-color: #E4E9F7;
    --shell-color: #FFF;
    --primary-color: #695CFE;
    --primary-color-light: #F6F5FF;
    --toggle-color: #DDD;
    --text-color: #707070;
}

.shell {
    position: fixed;
    top: 50%;
    left: calc((100% - 970px) / 2);
    transform: translate(0, -50%);
    width: 250px;
    height: 480px;
    padding: 10px 14px;
    border-radius: 10px;
    box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.5);
    background: var(--shell-color);
    transition: all 0.3s ease;
    z-index: 100;
}

.shell li {
    height: 50px;
    list-style: none;
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.image {
    min-width: 60px;
    border-radius: 6px;
}


.iconfont {
    min-width: 60px;
    border-radius: 6px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font: 300 23px '';
}

.text,
.iconfont {
    color: var(--text-color);
    transition: all 0.3s ease;
}

.text {
    color: var(--text-color);
    transition: all 0.3s ease;
}

.text {
    font: 500 17px;
    white-space: nowrap;
    opacity: 1;
}


header {
    position: relative;
}

.image-text {
    display: flex;
    align-items: center;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.name {
    margin-top: 2px;
    font: 600 18px '';
}

.software {
    font-size: 20px;
    margin-top: -2px;
    display: block;
}

.image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-text .image img {
    width: 45px;
    border-radius: 6px;
}

.shell li a{
    list-style: none;
    height: 100%;
    display: flex;
    align-items: center;
    height: 100%;
    width: 100%;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
    
}

.shell li:nth-child(1) a{
    background-color: skyblue;
}

.shell li a:hover {
    background-color: var(--primary-color);
}

.shell li a:hover .text {
    color: var(--shell-color);
}

.menu-bar {
    height: calc(100% - 55px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow-y: scroll;
}

.menu-bar::-webkit-scrollbar {
    display: none;
}
